Model: MS51989-204-13

Locked In Stud

Properties:

Thread Class

3a nut thread

Thread Class

3a stud thread

Thread Direction

Right-hand nut thread

Thread Direction

Right-hand stud thread

Thread Length

0.310 inches stud thread

Thread Length

0.440 inches nut thread

Locking Feature

Ring, lock serrated

Overall Length

1.252 inches

Distance From Serrated Portion To Nut End

Between 0.797 inches and 0.827 inches

Distance From Serrated Portion To Stud End

Between 0.425 inches and 0.455 inches

Distance From Serrated Portion To End Of Stud Thread

0.130 inches

Thready Qty Per Inch (tpi)

28 stud thread

Thready Qty Per Inch (tpi)

32 nut thread

Hardness Rating

26.0 rockwell c

Thread Size

0.190 inches nut thread

Thread Size

0.250 inches stud thread

Surface Finish

125.0 microinches

Material

Steel comp 4130

Material Specification

Mil-s-6758 military specification single material response

Surface Treatment

Cadmium

Surface Treatment Specification

Qq-p-416, type 2, cl 3 federal specification single treatment response

Style Designator

Locked in

Thread Series Designator

Unf nut thread

Thread Series Designator

Unf stud thread

NSN

5307-01-094-0404

Part Number

MS51989-204-13

Description

Stud,locked In

CAGE

96906

Part MS51989-204-13 NSN 5307-01-094-0404

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

16012

FIIG:

A051A0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

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